Update dependency rules_rust to v0.43.0 (#326)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [rules_rust](https://togithub.com/bazelbuild/rules_rust) |
http_archive | minor | `0.42.1` -> `0.43.0` |

---

### Release Notes

<details>
<summary>bazelbuild/rules_rust (rules_rust)</summary>

###
[`v0.43.0`](https://togithub.com/bazelbuild/rules_rust/releases/tag/0.43.0)

[Compare
Source](https://togithub.com/bazelbuild/rules_rust/compare/0.42.1...0.43.0)

### 0.43.0

```python
load("@&#8203;bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
http_archive(
    name = "rules_rust",
    integrity = "sha256-SnzocNvQp1YK1TW/aUVhR6RSROo1l2RilE1V20WFnK0=",
    urls = ["https://github.com/bazelbuild/rules_rust/releases/download/0.43.0/rules_rust-v0.43.0.tar.gz"],
)
```

Additional documentation can be found at:
https://bazelbuild.github.io/rules_rust/#setup

#### What's Changed

- Bzlmod-aware runfiles library by
[@&#8203;dzbarsky](https://togithub.com/dzbarsky) in
[bazelbuild/rules_rust#2566
- Add clippy_flag flag to allow flags to be added in succession. by
[@&#8203;granaghan](https://togithub.com/granaghan) in
[bazelbuild/rules_rust#2625
- Add aspect_rules_js to MODULE.bazel by
[@&#8203;dzbarsky](https://togithub.com/dzbarsky) in
[bazelbuild/rules_rust#2618
- Register a default rust toolchain. by
[@&#8203;matts1](https://togithub.com/matts1) in
[bazelbuild/rules_rust#2624
- Nit: Fix link to example in rust_bindgen.md by
[@&#8203;hauserx](https://togithub.com/hauserx) in
[bazelbuild/rules_rust#2628
- Add context to error messages by
[@&#8203;illicitonion](https://togithub.com/illicitonion) in
[bazelbuild/rules_rust#2408
- Update `cargo_bootstrap_repository` interface to match dependency
macros by [@&#8203;UebelAndre](https://togithub.com/UebelAndre) in
[bazelbuild/rules_rust#2630
- Added debug logging for spliced manifests to crate_universe by
[@&#8203;UebelAndre](https://togithub.com/UebelAndre) in
[bazelbuild/rules_rust#2629
- also rewrite -isystem in addition to -sysroot by
[@&#8203;adrianimboden](https://togithub.com/adrianimboden) in
[bazelbuild/rules_rust#2631
- Support loading http credentials from netrc by
[@&#8203;golovasteek](https://togithub.com/golovasteek) in
[bazelbuild/rules_rust#2623
- Updated Buildifier version for crate_universe by
[@&#8203;UebelAndre](https://togithub.com/UebelAndre) in
[bazelbuild/rules_rust#2634
- Follow-up documentation/fixes to lockfile API by
[@&#8203;illicitonion](https://togithub.com/illicitonion) in
[bazelbuild/rules_rust#2637
- Add docs and examples of complicated build scripts by
[@&#8203;illicitonion](https://togithub.com/illicitonion) in
[bazelbuild/rules_rust#2635
- Added Rust 1.78.0 by
[@&#8203;UebelAndre](https://togithub.com/UebelAndre) in
[bazelbuild/rules_rust#2639
- Remove `incompatible_test_attr_crate_and_srcs_mutually_exclusive` by
[@&#8203;UebelAndre](https://togithub.com/UebelAndre) in
[bazelbuild/rules_rust#2641
- Minor cleanup for crate_universe by
[@&#8203;UebelAndre](https://togithub.com/UebelAndre) in
[bazelbuild/rules_rust#2644
- Use `cargo tree` to determine feature dependent optional deps by
[@&#8203;UebelAndre](https://togithub.com/UebelAndre) in
[bazelbuild/rules_rust#2636
- Release 0.43.0 by
[@&#8203;UebelAndre](https://togithub.com/UebelAndre) in
[bazelbuild/rules_rust#2642
- Update cross to fix crate_universe builds in releases by
[@&#8203;UebelAndre](https://togithub.com/UebelAndre) in
[bazelbuild/rules_rust#2645

#### New Contributors

- [@&#8203;hauserx](https://togithub.com/hauserx) made their first
contribution in
[bazelbuild/rules_rust#2628
- [@&#8203;adrianimboden](https://togithub.com/adrianimboden) made their
first contribution in
[bazelbuild/rules_rust#2631
- [@&#8203;golovasteek](https://togithub.com/golovasteek) made their
first contribution in
[bazelbuild/rules_rust#2623

**Full Changelog**:
bazelbuild/rules_rust@0.42.1...0.43.0

</details>

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tests/WORKSPACE

@@ -188,8 +188,8 @@ go_download_sdk(
 
 http_archive(
     name = "rules_rust",
-    sha256 = "24b378ed97006f1f7012be498a26f81ddb9901318b88380aee8522fdfbe8b735",
-    urls = ["https://github.com/bazelbuild/rules_rust/releases/download/0.42.1/rules_rust-v0.42.1.tar.gz"],
+    sha256 = "4a7ce870dbd0a7560ad535bf69456147a45244ea35976462944d55db45859cad",
+    urls = ["https://github.com/bazelbuild/rules_rust/releases/download/0.43.0/rules_rust-v0.43.0.tar.gz"],
 )
 
 load("@rules_rust//rust:repositories.bzl", "rules_rust_dependencies", "rust_register_toolchains")